PCBA Replacement | Pentair | 521319Z | (Precise Chemical Control)

Pentair PCBA Replacement Ichem | 521319Z is a targeted PCB module replacement designed to address common water issues. When your water test results show algae growth, cloudy water, elevated metals, or scale, this PCBA helps restore accurate dosing and responsive control for your system.

Ideal for pool, spa, or residential water-treatment setups that rely on Pentair Ichem control, the replacement board improves dosing precision, reduces chemical waste, and speeds recovery after water disturbances. Built to withstand harsh chemical environments, it maintains stable performance over time and supports consistent water chemistry across seasons.

• Precise dosing control for algae suppression and clearer water
• Metal removal optimization and scale prevention through accurate regulation
• Quick, tool-friendly installation with standard connectors
• Durable PCB design engineered for long life in pool and spa chemistry
• Clear compatibility designed for Pentair Ichem systems (521319Z)

Keep your water clean and balanced with a reliable replacement that aligns with your tests and goals. Add to cart today to optimize your water quality and simplify ongoing maintenance.